.main {
  width: 100%;
  max-width: 640px;
  min-width: 320px;
  margin: 0 auto;
  background-color: #ccc;
}
.topNav {
  width: 100%;
  height: 40px;
  max-width: 640px;
  /* background-color: #e92322; */
  position: fixed;
  z-index: 999;
  background-color: rgba(233, 35, 34, 0);
}
.logo {
  display: block;
  width: 56px;
  height: 20px;
  position: absolute;
  left: 8px;
  top: 8px;
  background: url(../images/jd-sprites.png) 0px -109px /200px 200px;
}
.search {
  width: 100%;
  height: 100%;
  padding-left: 80px;
  padding-right: 60px;
  position: relative;
}
.search input {
  width: 100%;
  height: 30px;
  line-height: 30px;
  margin-top: 5px;
  border-radius: 15px;
  padding-left: 30px;
  color: #666;
}
.search::before {
  content: "";
  position: absolute;
  left: 89px;
  top: 11px;
  width: 20px;
  height: 23px;
  background:url(../images/jd-sprites.png) -60px -110px / 200px 200px;
}
.login {
  display: block;
  width: 50px;
  height: 40px;
  line-height: 40px;
  position: absolute;
  right: 0;
  top: 0;
  text-align: center;
  color: #fff;
}
/*----------- banner图start------------- */
.banner {
  width: 100%;
  overflow: hidden;
  position: relative;
}
.uu {
  /* width: 1000%; */
  position: relative;
  left: -100%;
}
.uu li {
  /* width: 10%; */
  float: left;
}
.uu li img {
  width: 100%;
  display: block;
}
.circle {
  width: 130px;
  height: 20px;
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
}
.circle li {
  width: 6px;
  height: 6px;
  float: left;
  border: 1px solid #fff;
  margin-left: 10px;
  border-radius: 50%;
  margin-top: 6px;
}
.circle li.active {
  background-color: #fff;
}

/* subNav开始 */
.subNav {
  width: 100%;
  background-color: #fff;
}
.subNav_01 {
  width: 100%;
  padding-top: 20px;
  text-align: center;
}
.subNav_01 li {
  float: left;
  width: 25%;
  padding-bottom: 10px;
}
.subNav_01 li img {
  width: 40px;
}
/* discount */ 
.discount {
  position: relative;
  background-color: #fff;
}
.time_l {
  float: left;
  margin-left: 30px;
  margin-bottom: 20px;
  margin-top: 5px;
}
.time_l span {
  background-color: #000;
  color: #fff;
  padding: 0 2px;
}
.time_l span:first-of-type {
  background-color:#fff;
  color: red;
}
.time_l span:nth-child(4) {
  background-color: #fff;
  color:#000;
}
.time_l span:nth-child(7) {
  background-color: #fff;
  color:#000;
}
.time_r {
  float: right;
  margin: 5px 20px 20px 5px;
}
.time::before {
  content: "";
  background: url(../images/seckill-icon.png) no-repeat;
  background-size: 16px 20px;
  width: 16px;
  height: 20px;
  position: absolute;
  left: 1%;
  top: 2%;
}
.commodity li {
  width: 33.3%;
  float: left;
  text-align: center;
}
.commodity li img {
  width: 60%;
}
/* 京东超市 */
.supermarket {
  width: 100%;
  margin-top: 10px;
  background-color: #fff;
  position: relative;
  max-width: 640px;
}
.jd_supermarket {
  width: 100%;
  height: 30px;
}
.jd_supermarket h3 {
  height: 30px;
  line-height: 30px;
  padding-left: 30px;
  color: #666;
  border-bottom: 1px solid #ccc;
}
.supermarket::before {
  content:"";
  width: 3px;
  height: 13px;
  position: absolute;
  left: 18px;
  top: 8px;
  background-color: red;
}
.supermarketImg {
  width: 100%;
  padding-top: 1px;
}
.supermarketImg_l {
  float: left;
  display: block;
  width: 50%;
  border-right: 1px solid #ccc;
}
.supermarketImg_l > img {
  width: 100%;  
}
.supermarketImg_r {
  width: 50%;
  display: block;
  float: left;
}
.supermarketImg_t {
  border-bottom: 1px solid #ccc;
}
.supermarketImg_t > img {
    width: 100%;
}
.supermarketImg_b > img {
    width: 100%;
}